22 Awesome Experiences You Simply Can't Miss When Exploring London​

Whether or not you can squeeze in an official tour, be sure not to miss witnessing the captivating Changing of the Guard ceremony. Also known as the Guard Mounting, this event takes place every Monday, Wednesday, Friday, and Sunday at 10:45 a.m. outside the palace and lasts around 45 minutes.

But because this ceremony is free to observe, it can draw quite the crowd, so arrive early if you hope to secure a spot with a good view!